The first night after Night Ninja defeats, Owlette says there's gonna be an eclipse tomorrow which worries Luna Girl because she believes the moon will disappear. The next day, Amaya shows Connor and Greg the telescope and talking about plants in the book, but the moths says to her friends about the moon was eclipse by nighttime which luna powers was off by the moon will disappear. The second night, Luna Girl is losing her lunar power due to the eclipse and Romeo plans to steal Luna Girl's board and lunar magnet for his evil plan. Unfortunately, Owlette and Luna Girl's argument makes the mission harder.

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At day time, the kids were walking around until Connor stepped on a bouncing splat which sends him flying into a bush and laughed by Cameron much to his dismay. At night, The PJ masks were following a trail of splats and they spotted Romeo and Robot, who are unhappy because they lost their bounce-a-lot machine. It turns out Night Ninja was the one who took Romeo's machine and uses it to convert their sticky splat into bouncy splat. The PJ masks tries to stop the villains but Catboy keeps on showing off which makes the mission harder.

The PJ Masks go off to the moon to stop Luna Girl.

Romeo steals Owlette's powers and turns himself, Catboy and Gekko into fliers.

When Luna imperils a mission and loses her memory

Romeo creates a little robot that he controls with a remote control.

In the day, the trio discovers slow moving people and animals. As the PJ Masks, they discover that Romeo invented a slow motion ray so everyone will be too slow to stop him from conquering the world. But Gekko keeps getting distracted, causing him to be hit by the slow motion ray. He comes up with a plan for Catboy and Owlette to distract Romeo, while he slowly makes his way to destroy the slow motion machine.

Romeo creates an all-in-one belt to combat the PJ Masks' new powers.

Luna Girl drops a giant dome on top of the PJ Masks' headquarters and traps them inside